The Switch,thermostatic, cataloged under National Stock Number 5930-01-487-2173, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 4 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5930-01-487-2173 |
| Primary Part Number | 2903616-5 |
| Item Name | Switch,thermostatic |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Overall Diameter | 0.680 INCHES NOMINAL IN |
| Style Designator | CYLINDRICAL |
| Body Length | 2.000 INCHES MAXIMUM IN |
| Operating Temp Rating | -62.0 FAHRENHEIT MINIMUM AND 90.0 FAHRENHEIT MAXIMUM DEGF |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 173T5S28-5 | Itt Aerospace Controls Llc Dba Itt Aerospace Controls Unit S (USA) |
| 2903616-5 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 173T5S28-5 | 5/9 Secondary reference U.S. Government activity |
NSN 5930-01-487-2173 is a Switch,thermostatic, manufactured by Naval Sea Systems Command, classified under FSC 5930, Switches. Status: active.
NSN 5930-01-487-2173 has 2 manufacturer part numbers on file: 173T5S28-5 (Itt Aerospace Controls Llc Dba Itt Aerospace Controls Unit S), 2903616-5 (Naval Sea Systems Command).
Key specifications for 2903616-5: Overall Diameter: 0.680 INCHES NOMINAL IN; Style Designator: CYLINDRICAL; Overall Length: 3.060 INCHES MAXIMUM IN; Body Length: 2.000 INCHES MAXIMUM IN. 4 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.